219518768

素因数分解:

$2^4\times 7^1\times {\mathrm{397}}^1\times {\mathrm{4937}}^1$

素因数の和:5349

約数の個数: 40

約数和(自身を含む): 487400352

約数和(自身を除く): 267881584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 397, 794, 1588, 2779, 3176, 4937, 5558, 6352, 9874, 11116, 19748, 22232, 34559, 39496, 44464, 69118, 78992, 138236, 276472, 552944, 1959989, 3919978, 7839956, 13719923, 15679912, 27439846, 31359824, 54879692, 109759384, 219518768]

約数ペア:

[(1, 219518768), (2, 109759384), (4, 54879692), (7, 31359824), (8, 27439846), (14, 15679912), (16, 13719923), (28, 7839956), (56, 3919978), (112, 1959989), (397, 552944), (794, 276472), (1588, 138236), (2779, 78992), (3176, 69118), (4937, 44464), (5558, 39496), (6352, 34559), (9874, 22232), (11116, 19748)]